短語(yǔ)詞組短語(yǔ)telegraph automatic relay equipment 電報(bào)自動(dòng)中繼設(shè)備;電報(bào)自動(dòng)轉(zhuǎn)接設(shè)備TARE Telegraph Automatic Relay Equipment 電報(bào)自動(dòng)中繼設(shè)備 返回 automatic telegraph relay equipment